consulate in benghazi burned. >> there are no words that excuse the killing of innocents. there's no video that justifies an attack on the embassy. >> there was no sympathy from the president, but calls for a deeper look into the causes of anti-u.s. muslim rioting and demanded muslim leaders do more now. >> it is time to marginalize those who even when not directly resorting to violence use hatred of america or the west or israel as the central organizing principle of politics. >> reporter: iran's president ahmadinejad yesterday called for elimination of israel. >> make no mistake, a nuclear armed iran is not a challenge that can be contained. >> reporter: netanyahu publicly pushed mr. obama to threaten force against iran. he didn't. >> america wants to resolve this issue through diplomacy. and we believe that there is still time and space to do so. >> reporter: mitt romney was in new york say not enough good jobs in muslim nations leads to radicalism. he promised aid to promote private industry. >> nothing we can do as a nation will change lives and nations more effective